Canon imageRUNNER ADVANCE 4551i Service Manual page 412

302-0102-04
Detection Description
Remedy
315-0007-00
Detection Description
Remedy
315-000D-00
Detection Description
Remedy
315-000F-00
Detection Description
Remedy
315-0027-00
Detection Description
Remedy
315-0033-00
Detection Description
Remedy
Error in paper back black shading
An access error to the paper back black shading RAM or a paper back black shading value out of
specification was detected.
[Related parts] R1.00
- Harness between the Reader Controller PCB (UN_BO1/J103) and the DADF Driver PCB (PCB1/
J401)
- DADF Driver PCB (PCB1)
- Reader Controller PCB (UN_BO1)
[Remedy] Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the Reader Controller PCB, back up the service mode data (approx.
2 min) and restore the backup data after the replacement so the data may be able to be protected.
- Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> RSRAMBUP
- Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> RSRAMRES
Image process device timeout error
Image compression process was not completed within the specified period of time (120 sec) at
scanning.
[Related parts] R1.00
- Harness between the Reader Controller PCB and Main Controller PCB
- Main Controller PCB
- Reader Controller PCB
[Remedy] Perform the following in the order while checking whether the error is cleared.
1. Reinstall the latest system software using SST or a USB flash drive.
2. Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the Reader Controller PCB, back up the service mode data (approx.
2 min) and restore the backup data after the replacement so the data may be able to be protected.
- Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> RSRAMBUP
- Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> RSRAMRES
Image process device timeout error
Processing of a JBIG-compressed data was not completed within the specified period of time (120
sec) at printing or SEND.
Perform the following in the order while checking whether the error is cleared.
1. Reinstall the latest system software using SST or a USB flash drive.
2. Check/replace the Main Controller PCB.
Image process device timeout error
Duplication of image data in the memory was not completed within the specified period of time
(120 sec).
Perform the following in the order while checking whether the error is cleared.
1. Reinstall the latest system software using SST or a USB flash drive.
2. Check/replace the Main Controller PCB.
Image process device timeout error
Image processing (change in magnification ratio, rotating, and shifting) was not completed normally
within the specified period of time (120 sec).
Perform the following in the order while checking whether the error is cleared.
1. Reinstall the latest system software using SST or a USB flash drive.
2. Check/replace the Main Controller PCB.
Image process device timeout error
Processing to clear image data in the memory was not completed normally within the specified
period of time (120 sec).
Perform the following in the order while checking whether the error is cleared.
1. Reinstall the latest system software using SST or a USB flash drive.
2. Check/replace the Main Controller PCB.
399
7. Error/Jam/Alarm